Can you play tennis ?   Yes , I can .   It is interesting , isn't it ?   Yes , it's very interesting .   Can you teach me ?   Sure . Take the tennis racket . Now , throw the ball up , and hit it with the racket . Like this .   Let me try . Oh , I missed !   Throw the ball up high .   High ?   Yes , very high . Over your head . Then you will have time to hit the ball .   Oh ! I hit it .   Well done !   Thank you . I think I like playing it . 